| Patents for B23K 9 - Arc welding or cutting (32,679) |
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| 12/19/2007 | CN200991802Y Welding gun quick-acting clip-head |
| 12/19/2007 | CN200991801Y Multi-hole conductive mouth |
| 12/19/2007 | CN200991800Y All-digit-control two-wire MAG welding control system |
| 12/19/2007 | CN200991799Y Multifunction semi-automatic gas protection electric welding machine |
| 12/19/2007 | CN101088693A Microbeam plasma arc scanning type weld seam tracking sensor |
| 12/19/2007 | CN100356676C Power supply apparatus for arc-utilizing apparatus |
| 12/18/2007 | US7309845 Modular welding equipment |
| 12/18/2007 | US7309844 Multi-piece front loading liner |
| 12/18/2007 | US7309843 Plasma-assisted joining |
| 12/15/2007 | CA2550253A1 System and method for manufacturing steel tapered poles |
| 12/13/2007 | WO2007121216A3 Protective cover system and method for girth-welds |
| 12/13/2007 | WO2007070513A3 Paint groove stud |
| 12/13/2007 | US20070284354 Flexible conductor tube for a welding gun |
| 12/13/2007 | US20070284353 Repositionable attachment device for welding gun conductor tubes |
| 12/13/2007 | US20070284352 Wire feeder with interchangeable adaptor cartridges |
| 12/13/2007 | US20070284351 Dual wire welding torch and method |
| 12/13/2007 | US20070284350 System and Method for Reducing Weld Spatter |
| 12/13/2007 | US20070284349 Arc welding apparatus and method |
| 12/13/2007 | US20070284348 Gap detection device for laser beam machine, laser beam machining system and gap detection method for laser beam machine |
| 12/13/2007 | US20070284344 High ac current high rf power ac-rf decoupling filter for plasma reactor heated electrostatic chuck |
| 12/13/2007 | US20070284343 Apparatus for treating a waste gas using plasma torch |
| 12/13/2007 | US20070284342 Plasma treatment method and apparatus |
| 12/13/2007 | US20070284340 Vortex generator for plasma treatment |
| 12/13/2007 | DE102007026333A1 System und Verfahren zum Verringern von Schweißspritzern System and method for reducing weld spatter |
| 12/13/2007 | DE102006026659A1 Welding device used in electric arc welding comprises a barrier element arranged on the welding torch and surrounding a contact region and/or units arranged on the torch |
| 12/12/2007 | EP1864746A2 Improved series arc welder with wire speed controlling devices |
| 12/12/2007 | EP1864745A1 Method of switching between single torch and tandem torch |
| 12/12/2007 | EP1864744A1 Clamping device for weld seam-backing member |
| 12/12/2007 | CN200990019Y Automatic regulating cutting height control device in cutting machine |
| 12/12/2007 | CN200988127Y Plate tube welding protective cover |
| 12/12/2007 | CN200988126Y Automatic power saver for electric welder no-load |
| 12/12/2007 | CN101087671A Methods for extending the life of alloy steel welded joints by elimination and reduction of the HAZ |
| 12/12/2007 | CN101085527A Novel arc welding robot gyroscopic motion transmission gear |
| 12/12/2007 | CN101085502A Continuous processing device for automobile aluminum alloy heat exchanger radiator pipe material |
| 12/12/2007 | CN101085498A Welding bead clipping and pulling structure for back lining components |
| 12/12/2007 | CN101085489A Cold air type argon-arc welding gun |
| 12/12/2007 | CN100354454C Compact electrode for discharge surface treatment and method for mfg. discharge surface treatment compact electrode |
| 12/12/2007 | CN100354065C Submerged-arc welding wire for high-strength pipeline steel |
| 12/12/2007 | CN100354064C Welding control method of diplonema MAG and welding source |
| 12/11/2007 | US7307241 Pendant control for a welding-type system |
| 12/11/2007 | US7307240 Welding-type power supply with a state-based controller |
| 12/11/2007 | US7307239 Welding power supply with laminated bus |
| 12/11/2007 | US7307238 Determining quality of a stick electrode |
| 12/11/2007 | US7307234 Protective gas supply device for electric arc joining |
| 12/11/2007 | CA2443884C Electric arc welder and method for controlling the welding process of the welder |
| 12/06/2007 | WO2007137310A1 Card-format remote controller with electrode contacts to increase or reduce a welding parameter and with readout |
| 12/06/2007 | US20070278198 Welding System |
| 12/06/2007 | US20070278197 Method And Apparatus For Receiving A Universal Input Voltage In A Welding, Plasma Or Heating Power Source |
| 12/06/2007 | US20070278196 Method for testing undercut on the inner diameter of pipe welds |
| 12/06/2007 | US20070277464 Lining Structure |
| 12/06/2007 | DE102007026239A1 Production of a electrical connection between an electrical contact element and a metal sheet used in the production of a grounding contact on a vehicle chassis comprises fixing a bolt to the metal sheet and further processing |
| 12/05/2007 | EP1862248A1 Device for avoiding the welding spatters to lay on the surface of the pieces to be welded near the weld seam, with a shielding moveable with respect to the welding torch |
| 12/05/2007 | EP1861222A2 Wire feeder, controller and welding system for determining wire feed speed using a contact less sensor |
| 12/05/2007 | CN101084394A Method of joining components, fitting and tube joint where at least one of the components comprises or is made of material difficult to weld |
| 12/05/2007 | CN101081461A Technological process of incising pipes and chamfering by using intersecting cutter |
| 12/05/2007 | CN101081460A Large-sized T shaped joint full penetration assembled welding process |
| 12/05/2007 | CN101081455A Microvision servo-system of platinum aurum fiber drawing bushing nozzle arc welding robot and the method thereof |
| 12/05/2007 | CN100353656C Small power spot welding power |
| 12/05/2007 | CN100352590C Electric arc length automatic controlling means in tungsten electrode argon-arc welding |
| 12/04/2007 | US7304269 Pulse welder and method of using same |
| 12/04/2007 | US7304268 Method for rating stick electrodes for pipe welding |
| 12/04/2007 | US7304267 Method and a device for depositing a welding material in an annular facing machined in a spherical wall |
| 12/04/2007 | US7304263 Systems and methods utilizing an aperture with a reactive atom plasma torch |
| 12/04/2007 | US7303030 Barrier coated granules for improved hardfacing material |
| 12/04/2007 | CA2260505C Plasma producer with a holder |
| 12/01/2007 | CA2590442A1 Welding current source for a welding apparatus |
| 11/29/2007 | WO2007136466A1 Welding system and method having power controller with workpiece sensor |
| 11/29/2007 | WO2007136019A1 High-strength steel pipe with excellent unsusceptibility to strain aging for line piping, high-strength steel plate for line piping, and processes for producing these |
| 11/29/2007 | US20070272670 Clamping device for weld seam-backing member |
| 11/29/2007 | US20070272663 Microwave plasma generator |
| 11/29/2007 | US20070272662 Method and Device for Cleaning an Electric Arc Welding or Cutting Burner and Electric Arc Welding or Cutting Device |
| 11/29/2007 | US20070272573 Covering for Welding Wire Container |
| 11/28/2007 | EP1859888A2 Welding workpiece movement sensing system |
| 11/28/2007 | EP1617964B1 Device for cleaning the gas nozzle of a welding torch |
| 11/28/2007 | CN200983303Y A welder |
| 11/28/2007 | CN200982350Y 氩弧焊接无缝轴承 TIG seamless bearing |
| 11/28/2007 | CN200981149Y Underwater high-voltage welding power supplying device |
| 11/28/2007 | CN101077547A Large posted sides pipeline narrow gap tungsten electrode noble gas protecting all-position automatic soldering method |
| 11/28/2007 | CN101077546A Arc welding equipment and method |
| 11/28/2007 | CN101077545A Single-side MIG and TIG synchronous automatic soldering method and device |
| 11/28/2007 | CN100351036C Digital controlled tracing welding machine tool |
| 11/28/2007 | CN100351031C Electric arc pulse welder with short circuit control |
| 11/27/2007 | USRE39926 Arc-machining power supply with switching loss reducing element |
| 11/27/2007 | US7301124 System and method for coordinating wire feeder motor operation |
| 11/27/2007 | US7301123 Method for modifying or producing materials and joints with specific properties by generating and applying adaptive impulses a normalizing energy thereof and pauses therebetween |
| 11/27/2007 | US7301122 Inline spark gap assembly |
| 11/27/2007 | US7301119 Process for short-time arc-welding and short-time arc-welding system |
| 11/27/2007 | CA2232552C Process for protecting surfaces from weld spatter and metal sparks |
| 11/22/2007 | WO2007133685A2 Collaterized debt obligation evaluation system and method |
| 11/22/2007 | WO2007133684A2 Systems, methods, and apparatuses of low-coherence enhanced backscattering spectroscopy |
| 11/22/2007 | WO2007133091A1 An apparatus for automatic detection of measurement of gas leakage in a welding system |
| 11/22/2007 | WO2007132794A1 Welded structure excellent in brittle-cracking propagation stopping characteristics |
| 11/22/2007 | WO2007132658A1 Submerged arc welding apparatus and submerged arc welding method |
| 11/22/2007 | WO2007131641A1 Method for distributed control of a machining tool, in particular a laser machining tool |
| 11/22/2007 | US20070269335 Low alloy steel and weld joint thereof excellent in corrosion resistance to hydrochloric acid and sulfuric acid |
| 11/22/2007 | US20070267870 Multifunction integrated portable power and utility apparatus |
| 11/22/2007 | US20070267396 Welding Electrode and Device for Its Manufacture |
| 11/22/2007 | US20070267395 Method and Apparatus For Hand Held And Robotic Welder |
| 11/22/2007 | US20070267394 Method and Apparatus For Welding With Limited Term Software |
| 11/22/2007 | US20070267393 Power source for high current welding |